A 1/8 inch pilot hole followed by a 3/4 inch dia hole to be drilled in end of a 3.875 inch dia shaft.Calculate the RPM of each drill.. R( T$ v& r8 W$ V2 b
Note: CS=80! v" s. O# b+ j* B* e
. P6 d3 F; `1 W& @, D$ p! ~8 `
RPM 1/8= - F" ]9 |( G* E2 @1 nRPM 3/4= 9 H+ Y9 `, ^$ Z7 T, _. W+ R! Z6 S( |) g5 u- I9 s; k! p9 G* r
Thanks a lot.
狗仔卡
鲜花(
鸡蛋(
发表于 2007-11-24 20:29
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
显身卡
楼主
